Diets that contain plentiful sources of potassium may reduce the risk of
a. osteoporosis.
b. dental caries.
c. cancer and low blood pressure.
d. high blood pressure and stroke.

The answer is D. high blood pressure and stroke. Apart from these two benefits, potassium also contributes to regulation of fluids in the body. It also helps against the loss of muscle mass, maintains bone density and prevents the development of kidney stones.

i believe the correct answer is c